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111
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1 /* PR c++/56607 */
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2 /* { dg-do compile { target { { lp64 || ilp32 } || llp64 } } } */
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3 /* { dg-options "-O2 -Wdiv-by-zero" } */
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4
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5 int
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6 f1 (void)
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7 {
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8 return 1 / (sizeof (char) - 1); /* { dg-warning "division by zero" } */
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9 }
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10
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11 int
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12 f2 (void)
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13 {
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14 const int x = sizeof (char) - 1;
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15 return 1 / x; /* { dg-warning "division by zero" } */
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16 }
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17
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18 int
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19 f3 (void)
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20 {
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21 return 1 / (sizeof (int) / 3 - 1); /* { dg-warning "division by zero" } */
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22 }
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23
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24 int
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25 f4 (void)
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26 {
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27 const int x = sizeof (int) / 3 - 1;
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28 return 1 / x; /* { dg-warning "division by zero" } */
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29 }
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